Tapered Roof Insulation

2015 iecc code and commentary tapered insulation the exception to this section permits a roof that is continuously insulated to have areas that do not meet the required r values provided that the area weighted values are.

Tapered roof insulation.

The key to successful tapered insulation design is doing the necessary. The added thickness to produce slope to drain is a positive factor in today s energy conscious society. Tapered expanded polystyrene eps roof insulation was developed more than 30 years ago with a dual purpose in mind. Tapered roof insulation is a rigid insulation board that is used in areas where loose or rolled fibreglass insulation may not be suitable.

It is environmentally friendly contains no harsh substances and is made primarily with recycled and or reclaimed materials. To drain and insulate dead level roof decks. Tapered polyiso minimizes the negative effects of ponding water and extends the service life of a roof. Carlisle s tapered insulation helps promote rooftop drainage while providing excellent insulating value.

Tapered roofing insulation insulfoam i vii ii ix xiv and xv. The roof consists of pre designed pieces of expanded polystyrene having a slope of 1 8 3 16 or 1 4 per foot as required. When correctly installed tapered insulation helps eliminate problems due to ponding water and can extend the longevity of your low slope roofing system. Iecc commentary indicates exception 1 applies to tapered insulation systems.

Reference for tapered insulation design. Designed to provide positive drainage of water. Tapered acfoam ii product description. It is readily available in the two most popular and efficient tapers 1 8 3 18 mm per foot 305 mm 1 and 1 4 6 35 mm per foot 3 18 mm 2.

Insulfoam taper is an engineered insulation consisting of a superior closed cell lightweight expanded polystyrene eps. Acfoam tapered roof insulation helps prevent material waste reduces the roof profile and reduces fastening costs. Manufactured from lightweight foam control eps tapered expanded polystyrene eps roof insulation is a value engineered system that has been proven in new and reroof applications all over the country. Insulfoam taper is cut from the same high quality eps as our flat insulroof products and meets or exceeds the.

Available in 4ft x 4ft 1220mm x 1220mm panels with 1 8 3mm 1 4 6mm and 1 2 12mm per foot slope. Flat tapered eps roofing insulation. Tapered acfoam ii is offered in a variety of slopes to achieve positive drainage as well as long term thermal resistance lttr.